TPS7A4001DGNT
High-voltage, low-IQ, adjustable LDO voltage regulator TPS7A4001DGNT with enable featureTPS7A4001DGNT
High-voltage, low-IQ, adjustable LDO voltage regulator TPS7A4001DGNT with enable feature
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製造商零件號 # : TPS7A4001DGNT
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包裝/封裝: HVSSOP (DGN)-8
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製造商: Texas Instruments
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產品分類 : Voltage Regulators - Linear, Low Drop Out (LDO) Regulators
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TPS7A4001DGNT 數據表
價格 (USD)
數量 | 單價 | 總價 |
---|---|---|
1 | $1.466 | $1.47 |
10 | $1.342 | $13.42 |
30 | $1.265 | $37.95 |
100 | $1.125 | $112.50 |
500 | $1.089 | $544.50 |
1000 | $1.073 | $1,073.00 |
這些價格會受到市場波動的影響,需要提交報價才能取得最新價格。
詳細說明
The TPS7A4001DGNT excels in applications requiring the generation of low-voltage supplies from intermediate voltage rails, particularly in telecom and industrial settings. Its ability to deliver a stable voltage rail while withstanding high voltage transients makes it a valuable asset for applications such as PoE, bias supply, and LED lighting. By simplifying the need for additional surge protection circuitry, this regulator offers a cost-effective solution without compromising on performance or reliability. With an operating temperature range of -40°C to 125°C, the TPS7A4001DGNT is designed to operate efficiently in varying environmental conditions, making it a versatile choice for demanding applications
![](/files/uploads/product/b/ca1e7c1358624a53a00c2dbdb74e3f6c.webp)
主要特徵
- Advanced Power Management
- Real-Time Monitoring
- Smart Fault Detection
應用
- Advanced power control
- Enhanced energy efficiency
- Durable and reliable design
規格
以下是所選零件的基本參數,涉及零件的特性及其所屬類別。
Output options | Adjustable Output | Iout (max) (A) | 0.05 |
Vin (max) (V) | 100 | Vin (min) (V) | 7 |
Vout (max) (V) | 90 | Vout (min) (V) | 1.2 |
Noise (µVrms) | 58 | Iq (typ) (mA) | 0.02 |
Thermal resistance θJA (°C/W) | 67 | Rating | Catalog |
Load capacitance (min) (µF) | 4.7 | Regulated outputs (#) | 1 |
Features | Enable | Accuracy (%) | 2.5 |
PSRR at 100 KHz (dB) | 38 | Dropout voltage (Vdo) (typ) (mV) | 290 |
Operating temperature range (°C) | -40 to 125 |
數據表 PDF
數據表記錄了器件的特性、絕對最大額定值、應用等,這對於作為器件特定應用的整體指南大有裨益。
常見問題解答
What is TPS7A4001DGNT?
The TPS7A4001DGNT is a low-dropout (LDO) voltage regulator designed by Texas Instruments. It provides a stable output voltage with low noise and high efficiency, making it suitable for various applications such as industrial control systems, automotive electronics, and consumer devices.
How Does TPS7A4001DGNT Work?
The TPS7A4001DGNT functions as a voltage regulator by maintaining a stable output voltage even when the input voltage fluctuates. It utilizes a feedback mechanism to adjust the output voltage, ensuring consistent power supply to sensitive components. The regulator features low dropout voltage and high power-supply rejection ratio, enhancing performance in noisy environments.
How Many Pins does TPS7A4001DGNT have and What are the Functions of the Pinout Configuration?
The TPS7A4001DGNT is housed in a 8-pin VQFN (Very Thin Quad Flat No-Lead) package. The pinout configuration includes:
- VIN: Input voltage pin.
- VOUT: Regulated output voltage pin.
- EN: Enable pin for turning the regulator on or off.
- FLT: Fault indicator output.
- SET: Output voltage set pin for selecting the desired output voltage.
- PGND: Power ground pin.
- INP: Input pin for the error amplifier.
- SENSE: Current sense input pin.
What are the Pros and Cons of TPS7A4001DGNT?
Pros:
- Low Dropout Voltage: Maintains regulation even with small input-output differentials.
- Low Noise: Provides a clean output voltage for noise-sensitive applications.
- High Power-Supply Rejection Ratio: Minimizes the impact of input voltage fluctuations.
- Thermal Shutdown Protection: Protects the device from overheating.
- Small Package Size: The VQFN package offers space-saving benefits for compact designs.
Cons:
- Heat Dissipation: May require a heat sink in high-power applications to dissipate heat efficiently.
- Cost: Higher precision and performance may come at a higher price point.
- External Components: Certain configurations may need additional external components for optimal operation.
Are There Any Equivalents/Alternatives to TPS7A4001DGNT for Recommendation?
- The LM2937 from Texas Instruments is a comparable LDO regulator with similar features.
- Alternatives to the TPS7A4001DGNT include the LT1763 from Analog Devices and the MAX6126 from Maxim Integrated.
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